Earth
- Environment
Cool Idea
While nations concede a pressing need for attacking carbon dioxide emissions, other pollutants offer quicker paybacks.
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- Earth
Hot spot deep beneath North America could have triggered quakes
Mantle plume might have left trail of hot rock under continental US.
- Earth
Buried Saharan rivers might have been early expressways
Humans might have migrated across the arid region along three once-lush waterways.
- Environment
Grain alcohol in gasoline?
An excerpt from the September 21, 1963, issue of Science News Letter.
- Earth
World’s largest volcano lurks beneath Pacific Ocean
The dormant behemoth may rival ones on Mars.
- Climate
No more Superstorm Sandys expected for a long time
Future conditions less likely to steer hurricanes directly into the East Coast, analysis suggests.
- Earth
Big canyon entombed beneath Greenland’s ice
Newly discovered chasm helps explain island's lack of subglacial lakes.
- Climate
Global warming hiatus tied to cooler temps in Pacific
Average air temperatures' rise has paused, but not stopped, because of normal variation in ocean temperatures.
- Earth
Map tracks path of dust plume from Chelyabinsk meteor
Satellite data capture how the jet stream pushed particles through the planet's atmosphere.
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